# Aha vs Inkstroop

The clearest difference is ads: Aha at none against Inkstroop's shown. Aha also leads on device support (3 vs 1) and iOS requirement (8.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Aha | Inkstroop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/aha-experience-cat-world/id1409955954/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | Free | — |
| Size | 43 MB | 5 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AMGAMES, INC.](https://appshunter.io/developer/1028926825) | [BIN WANG](https://appshunter.io/developer/1881032464) |

## What reviewers say

### Aha

[App page](https://appshunter.io/ios/app/aha-experience-cat-world/id1409955954)

Engage your mind with a spot-the-difference puzzle game set in a charming world of cats. Observe images that subtly change and test your observation skills to identify the differences.

**Highlights:** Spot the difference gameplay, Gradually changing images, Brain training puzzles, Cute cat theme, Aha experience moments

**Features:** Vision Pro support

**In-app purchases:** none


### Inkstroop

[App page](https://appshunter.io/ios/app/inkstroop/id6771827113)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Aha free?

Aha is free to download, with no in-app purchases.

### Is Inkstroop free?

Inkstroop is free to download, with no in-app purchases.

### Do Aha or Inkstroop have ads?

Inkstroop shows ads; Aha does not.

### Which is updated more often, Aha or Inkstroop?

Aha ships an update every 3 days, and Inkstroop every 3 days. Most recently, Aha was updated on October 8, 2026 and Inkstroop on September 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*